160 University of Calif orma Publications in Botany ["^^ol. 9 



Specimens examined. — Carson Spur, Alpine County, 8,500 feet, 

 Hansen 760; above Donner Lake toward Donner Pass, Heller 7165; 

 highest part of the Sierra Nevada above Donner Lake, Greene 407; 

 Silver Mountain, Brewer 2059; same locality, Hooker and Gray in 

 1877; Kaiser Crest, Fresno County, 8,900 feet. Smiley 618; rocky 

 slopes near Soda Creek, Tulare County, 8-9,000 feet, Purpus 5213; 

 top of ridge above Rowell meadow, Fresno County, Dudley, August, 

 1904. 



4. Eriogonum nudum Dougl. var. deductum Jepson, Fl. Calif., 

 vol. 1, p. 420. 1914. 

 E. deductum Greene, Pitt., vol. 3, p. 71. 1902. 



Type locality. — ''Inhabiting the Sierra Nevada of California." 



Range. — Higher mountains of California. 



Zone. — Canadian. 



Specimens examined. — Fallen Leaf Lodge, 6,900 feet, Abrams 

 4868 ; Suzy Lake trail, Tahoe, 7,600 feet, McGregor 124 ; Silver Lake, 

 Amador County, 7,200 feet, E. Mulliken 147; near Summit, Kennedy 

 and Doten 255; Angora Peak, 7,100 feet. Smiley 300; Cascade Lake, 

 Tallac, C. J. Fox Jr., July, 1895; sunny slopes Little Kern River, 

 9,300 feet, Purpus 5262 ; Tuolumne meadows, Yosemite, 8,600 feet, 

 R. A, Ware 2656c; Hockett's meadows, Culbertson (B4441). 



4a. Eriogonum nudum var. scapigerum Jepson I.e. 



E. scapigerum Eastwood, Proc. Calif. Acad., Ill, vol. 2, p. 286. 1902. 



Type locality. — "Harrison's Pass above timber line, at an elevation 

 of almost 14,000 feet." Tulare County. 



Range. — Sierra Nevada in the alpine region. 



Zone. — Arctic-alpine. 



Specimens examined.— Mt. Goddard, 10,000 feet. Hall and Chand- 

 ler 662; Mineral King, Tulare County, Brandegee, July 28, 1892; 

 Mt. Silliman, Tulare County, 9,500 feet, Mrs. Brandegee, August 22, 

 1895; Cirque Peak, Tulare County, at timber line. Hall and Babcock 

 5504; rocky mountains along Little Kern River, Tulare County, 10- 

 11,000 feet, Purpus 5201 ; gravelly slopes about Whitney meadows, 

 11-12,000 feet, Purpus 1559. 



While for reasons of convenience it is probablj^ well to accept these 

 varieties, it must be understood that neither has any definite character 

 by which it may always be recognized, in other words they exactly 



